Model: T2 series, T6 series, T6S series, NMLC, HMLC, BQ, NQ(3), HQ(3), PQ(3), NX etc
Core bits are used to cutting the rock/soil to be cylinder shape which is called core sample.
Material: Electroplated Diamond Type
Notes: We accept customed water way, matrix shape.
Please indicate the major drilling formation when you order. Or please tell us the hardness grade of the head.
We also have corresponding diamond reaming shell(reamers) for sale.
Dimensions of Core Bits
| Description | Core bit | Core bit |
| ModeI | outside Diameter | Inside Diameter |
| Inches | mm | Inches | mm |
| AQ | 1.875 | 47.63 | 1.062 | 26.97 |
| BQ | 2.345 | 59.56 | 1.433 | 36.4 |
| BQ3 | 2.345 | 59.56 | 1.32 | 33.53 |
| NQ | 2.965 | 75.31 | 1.875 | 47.63 |
| NQ3 | 2.965 | 75.31 | 1.775 | 45.08 |
| HQ | 3.762 | 95.57 | 2.5 | 63.5 |
| HQ3 | 3.762 | 95.57 | 2.406 | 61.11 |
| PQ | 4.805 | 122.05 | 3.345 | 84.96 |
| PQ3 | 4.805 | 122.05 | 3.27 | 83.06 |
| BTW | 2.345 | 59.56 | 1.667 | 42.1 |
| NTW | 2.965 | 75.31 | 2.218 | 56.1 |
| HTW | 3.762 | 95.57 | 2.809 | 71.1 |
| NWG/NX | 2.965 | 75.31 | 2.155 | 54.68 |
| HWG/HX | 3.889 | 98.79 | 3 | 76.2 |
| T2-36 | 1.417 | 36 | 0.854 | 21.69 |
| TT46 | 1.813 | 46.05 | 1.389 | 35.27 |
| T2-46 | 1.813 | 46.05 | 1.248 | 31.69 |
| TB56 | 2.22 | 56.3 | 1.64 | 41.7 |
| TT56 | 2.205 | 56 | 1.783 | 45.28 |
| T2 - 56 | 2.205 | 56 | 1.642 | 41.7 |
| T2-66 | 2.598 | 66 | 2.035 | 51.68 |
| T2 - 76 | 2.992 | 76 | 2.429 | 61.7 |
| T2-76 Coreline | 2.992 | 76 | 2.283 | 56 |
| T2 - 86 | 3.385 | 86 | 2.823 | 71.7 |
| T2-86 Coreline | 3.385 | 86 | 2.677 | 68 |
| T2 - 101 | 3.976 | 101 | 3.295 | 83.7 |
| T2-101 Coreline | 3.976 | 101 | 3.15 | 80 |
| T6-76 | 2.992 | 76 | 2.244 | 57 |
| T6-86 | 3.386 | 86 | 2.638 | 67 |
| T6-86 Coreline | 3.387 | 86 | 2.515 | 63.89 |
| T6H | 3.885 | 98.7 | 3.11 | 79 |
| T6H Coreline | 3.885 | 98.7 | 2.992 | 76 |
| T6SH | 3.905 | 98.7 | 2.827 | 71.79 |
| T6 - 101 | 3.976 | 101 | 3.11 | 79 |
| T6 - 101 Coreline | 3.976 | 101 | 2.992 | 76 |
| T6 - 116 | 4.567 | 116 | 3.662 | 93 |
| T6 - 116 Coreline | 4.567 | 116 | 3.543 | 90 |
| T6 - 131 | 5.157 | 131 | 4.252 | 108 |
| T6 - 131 Coreline | 5.157 | 131 | 4.075 | 103.48 |
| T6 - 146 | 5.752 | 146 | 4.842 | 122.98 |
| T6 - 146 Coreline | 5.752 | 146 | 4.645 | 117.98 |
| T6S-76 | 3.004 | 76.3 | 1.878 | 47.7 |
| T6S-86 | 3.398 | 86.3 | 2.272 | 57.7 |
| T6S-101 | 3.988 | 101.31 | 2.823 | 71.7 |
| T6S-116 | 4.578 | 116.29 | 3.374 | 85.7 |
| T6S-131 | 5.169 | 131.29 | 3.965 | 100.41 |
| T6S-146 | 1.813 | 146.29 | 4.555 | 115.41 |
| NMLC | 2.965 | 75.31 | 2.047 | 52 |
| HMLC | 3.864 | 98.15 | 2.5 | 63.5 |
